(b)

1. (1) No lender shall require a borrower to maintain an impound, trust, or other similar type of account with regard to property taxes once the borrower has deferred these taxes pursuant to this chapter and submits to the lender evidence of tax deferment under this part, except in the following circumstances:

   1. (A) Federal law, regulation, rule, or program requires the borrower to maintain an impound, trust, or other similar type of account with regard to property taxes.
   2. (B) The borrower is required to make payments to a lender using the type of account described in Section 2954 of the Civil Code for a loan that is made, guaranteed, or insured by a federal government lending or insuring agency.
   3. (C) The prohibition would impair the express obligations of a loan agreement.
2. (2) If not previously used in payment or partial payment of property taxes, any payment made by a borrower to an impound, trust, or other similar type of account prior to the time of submission of evidence of tax deferment pursuant to this part shall be refunded to the borrower within 30 days thereafter.